// Copyright (C) 2015 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
es6id: 9.5.6
description: >
    Throw a TypeError exception if Desc is not configurable and target property
    descriptor is configurable and trap result is true.
info: |
    [[DefineOwnProperty]] (P, Desc)

    ...
    20. Else targetDesc is not undefined,
        true, throw a TypeError exception.
    ...
features: [Proxy]
---*/

function Test() {
    var target = {};
    var p = new Proxy(target, {
      defineProperty: function(t, prop, desc) {
        return true;
      }
    });

    Object.defineProperty(target, "foo", {
      value: 1,
      configurable: true
    });

    assert.throws(TypeError, function() {
      Object.defineProperty(p, "foo", {
        value: 1,
        configurable: false
      });
    });
}

// preheat
const NUMBER_OF_PREHEAT = 1;
for (let i = 0; i < NUMBER_OF_PREHEAT; i++) {
    Test();
}

ArkTools.jitCompileAsync(Test);
assert.sameValue(ArkTools.waitJitCompileFinish(Test), true, '[JIT] JIT disabled.');

// test
const NUMBER_OF_TEST = 1; // or 2
for (let i = 0; i < NUMBER_OF_PREHEAT; i++) {
    Test();
}
